Add workaround from pyfatfs

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "fs.dropboxfs"
-version = "1.0.1"
+version = "1.0.2"
 description = "Pyfilesystem2 implementation for Dropbox"
 authors = ["Rehan Khwaja <[email protected]>"]
 license = "MIT"
@@ -47,7 +47,7 @@ pytest -n 8 || exit 1
 
 [tool.ruff]
 line-length = 1000
-ignore = ["ANN", "B011", "COM812", "D", "DTZ", "EM", "ERA001", "FBT002", "FIX", "G004", "I", "N802", "N806", "N816", "PLR0913", "PTH", "S101", "T201", "TD", "TRY003", "W191"]
+ignore = ["ANN", "B011", "COM812", "D", "DTZ", "EM", "ERA001", "FBT002", "FIX", "G004", "I", "N802", "N806", "N815", "N816", "PLR0913", "PTH", "S101", "T201", "TD", "TRY003", "W191"]
 select = ["ALL"]
 target-version = "py38"
 

tests/test_dropboxfs.py

@@ -22,7 +22,16 @@ def FullFS():
 	credentials = LoadCredentials()
 	return DropboxFS(refresh_token=credentials.get('refresh_token'), app_key=credentials.get('app_key'), app_secret=credentials.get('app_secret'))
 
-class TestDropboxFS(FSTestCases, TestCase):
+class PyFsCompatLayer:
+    """PyFilesystem2 Python 3.12 compatibility layer.
+
+    Adds a workaround for PyFilesystem2#568:
+    https://github.com/PyFilesystem/pyfilesystem2/issues/568
+    """
+
+    assertRaisesRegexp = TestCase.assertRaisesRegex
+
+class TestDropboxFS(FSTestCases, TestCase, PyFsCompatLayer):
 	def make_fs(self):
 		self.fullFS = FullFS()
 		self.testSubdir = f'/tests/dropboxfs-test-{uuid4()}'